Castle is where players challenge each boss in the castle. Once of the player succeed in capturing the castle, he or she will own one. They can patrol the castle by selecting any pet to get pet's fragments, consumables and pet's own fragments
To unlock Castle, you must reach after Level 50.
There are 6 castles:
- Red's Castle (20000 C.E. recommended)
- Chuck's Castle (70000 C.E. recommended)
- The Blues' Castle (100000 C.E. recommended)
- Bomb's Castle
- Matilda's Castle
- Green's Castle
- Green's castle is used instead of Boomerang's castle. This is done due to the space limitation.